Jasper Ridge docent program celebrates 50 years
Under a bright spring sky, Bob Siegel excitedly led a group on a hike at the Jasper Ridge Biological Preserve ('Ootchamin 'Ooyakma), hiking for nearly two hours among verdant chaparral paths, past the roar of the cascading Searsville Dam, and into the quiet hush of a redwood grove.Along the way, Siegel carefully lifted logs to look for snakes, frogs, and salamanders. He explained the different types of lichens on trees,…

